NeVibeCode · 45 items
ab-testing: skills, slash commands, MCP servers and more
Cards tagged “ab-testing”: skills, slash commands, MCP servers and more. What each one does, an install command and example prompts.
ab-testing skill Gives the agent a method for planning an A/B test: hypothesis, metrics, sample size, launch checklist and a straight read of the results.
CX Codex +1
77,200installs
paywalls skill This skill helps plan in-app paywalls and prompts to upgrade. Use it when a product needs to explain paid features after users have experienced value.
CX Codex +1
70,500installs
ab-test-analysis skill Evaluates A/B test data, checks statistical significance, and delivers clear ship, extend, or stop recommendations.
CX Codex +1
2,900installs
ads-test skill Walks a paid-media experiment from hypothesis to readout: randomization unit, sample size, stopping rule, and a plain-language decision.
CX Codex +1
3,600installs
cro-methodology skill Audits landing pages and funnels for conversion leaks using the CRE framework. Designs evidence-backed A/B testing hypotheses based on customer objections.
CX Codex +1
6,100installs
ab-test-store-listing skill Guides App Store listing A/B test design and analysis using Product Page Optimization and Custom Product Pages.
CX Codex +1
3,300installs
senior-data-scientist skill A Claude Code skill that walks through A/B test design, causal analysis and model evaluation in Python, R and SQL.
942installs
app-icon-optimization skill Audit, design and A/B test your app icon to lift tap-through rate in App Store search and browse.
CX Codex +1
2,700installs
paywall-optimization skill A skill for auditing and A/B testing paywalls in subscription apps. It finds the weakest funnel stage and fixes that one.
CX Codex +1
1,900installs
prompt-engineer-toolkit skill Tests, compares, and versions marketing prompts against structured cases. Use it when prompt quality needs evidence before a rollout or model change.
623installs
ab-test-setup skill This skill helps plan, launch, and analyze A/B tests. Use it when you need to test a hypothesis, copy variant, or product change.
623installs
experiment-designer skill Plans A/B tests, writes testable hypotheses, and helps interpret outcomes. Use it before launching an experiment or reviewing statistical output.
608installs
signup-flow-cro skill Walks your signup funnel step by step, names the worst drop-off point and suggests fixes for fields, copy and auth options.
606installs
a-b-test-design skill Walks you through planning an A/B test: hypothesis, variants, primary metric and sample size. Useful when a change can be measured quantitatively.
CX Codex +1
2,100installs
statistical-analyst skill Sizes A/B experiments before launch, runs hypothesis tests with Python scripts, and evaluates practical effect sizes for measured results.
559installs
conversion-optimization skill A guided funnel audit for leaking landing pages, signups, checkouts, or onboarding flows. The skill walks through seven phases and saves decisions directly to docs/.
CX Codex +1
1,300installs
content-experimentation-best-practices skill This skill guides content A/B test planning, metric selection, and result analysis. Use it when working with CMS-managed variants or frontend experiments.
CX Codex +1
3,800installs
landing-optimizer skill Audits a landing page that receives creator-campaign traffic: message match, page structure, CTA and promo codes. Useful when clicks arrive but conversion stalls.
CX Codex +1
1,100installs
ad-test-designer skill This skill plans A/B/n and incrementality tests for ad creatives and landing pages, then reads finished results: effect size, interval, significance.
CX Codex +1
1,000installs
send-experiment-designer skill Designs email experiments across four modes and evaluates significance from ESP exports. Computes sample size, MDE, and run duration.
CX Codex +1
1,000installs
ecommerce-landing-page skill Audits e-commerce landing pages and generates conversion optimization plans: reviews the hero section, CTA placement, trust signals, and A/B test hypotheses.
CX Codex +1
1,300installs
shopify-landing-page-builder skill Guides Shopify landing page planning and seasonal campaign setup. It helps audit store pages and choose page builder apps without manual research.
CX Codex +1
1,100installs
conversion-optimization skill Guides conversion rate optimization, hypothesis design, and A/B test planning. Useful when users drop off during signups, checkout, or landing page visits.
CX Codex +1
1,400installs
cold-email-subject-line-tester skill Writes subject line variants from a chosen angle, scores them on a numeric rubric, and designs a split test with a pre-committed sample size.
CX Codex +1
25,600installs
measure-experiment-design skill Produces an experiment design doc with variants, metrics, sample size and duration. Useful once the hypothesis is written and the test has not started yet.
CX Codex +1
754installs
measure-experiment-results skill Turns a finished experiment or A/B test into a readout with statistics, segment analysis and a ship, iterate or kill recommendation.
CX Codex +1
742installs
ad-copy-variants skill Turns a single value proposition into distinct ad copy variants labelled by angle, awareness stage, and formula for clear test attribution.
CX Codex +1
19,200installs
growth-experimentation skill Walks you through building a steady stream of growth experiments: prioritisation with ICE and RICE, cheap tests first, learnings shared across the team.
CX Codex +1
349installs
product-experiments skill Guides teams through hypothesis drafting, sample size calculation, and A/B test analysis using experimentation frameworks from Lenny's Podcast.
CX Codex +1
330installs
page-cro skill The skill walks an agent through a landing page audit: above the fold, forms, social proof, load speed. Useful when a page gets traffic but few conversions.
CX Codex +1
501installs
email-subject-lines skill Writes and scores email subject lines for open rates, then suggests pairs to A/B test.
CX Codex +1
448installs
adding-feature-flags skill Adds feature toggles for gradual rollouts and A/B tests using PostHog or local environment variables.
CX Codex +1
361installs
feature-flags skill A skill that walks your coding agent through feature flags: gradual rollout, A/B tests, kill switches. Useful when you want to ship code without shipping the feature.
CX Codex +1
329installs
launchdarkly-experiment-setup skill Walks your agent through a full LaunchDarkly experiment: metrics, treatments, data collection, and stopping with a winner.
CX Codex +1
2,700installs
thumbnail-design skill This skill writes the thumbnail brief and the A/B test plan: one focal point, mobile-legible text, an honest promise instead of clickbait.
CX Codex +1
699installs
landing-page-optimizer skill A skill that walks a landing page through six steps: audit, layout, CTAs, speed, SEO and a queued A/B test list. Useful when conversions dip and you don't know where to start.
CX Codex +1
361installs
experimentation-and-ab-testing skill Designs disciplined organic A/B tests for social content: one variable, a decision rule set before publishing, repetitions. Settles content debates with evidence.
CX Codex +1
626installs
email-subject-line-optimizer skill This skill writes subject line variants from copywriting frameworks, predicts open rates and suggests what to A/B test next.
CX Codex +1
322installs
PostHog MCP Server MCP server Connects PostHog analytics and feature flag management to AI assistants via Streamable HTTP.
CX Codex +1
★ 40,409repo stars
auditing-experiments-flags skill Runs configuration audits on PostHog experiments and feature flags, flagging staleness and best-practice violations. Useful before you trust an A/B test result.
CX Codex +1
432installs
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